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Rubber Band
Examples of Student Work

8th Grade Performance Task
Contributed by: Third International Math and Science Study (TIMSS)

INTRODUCTION TO TASK

At each station students should have:

  • A clipboard with a rubber band
  • A large paper clip attached to one end of the rubber band
  • Metal rings to hang on the large paper clip
  • 30 cm ruler
  • Some sheets of plain paper
  • 2 sheets of graph or squared paper

Read ALL directions carefully.


Your task:

Find out how the length of the rubber band changes as more and more rings are hung on it.

This is what you should do:

  • Hang the metal rings onto the paper clip one by one
  • Measure the length for each new ring
  • Record your measurements in the table
1. Write your measurements in the table. Remember to write a heading for each column.

2. Graph your results on the paper provided. You may use a graph or bar chart.

 

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